1. Scope
This Privacy Policy applies to A4 Tech apps, websites, and related services. It includes Layerfy - AI Photo Editor and future A4 Tech mobile apps that link to this policy.
2. Data We Collect
We collect only the information needed to operate, secure, support, and improve our services. Depending on how you use an A4 Tech app, this may include:
- Account and sign-in information when you use Apple or Google sign-in, such as account identifiers, email address when provided, and authentication data needed to preserve or recover app credits.
- App installation, session, and device identifiers used for service reliability, abuse prevention, diagnostics, and product operation.
- Credits, purchases, receipts, transaction identifiers, and purchase validation data needed to maintain credit balances and deliver paid features.
- Images, prompts, masks, generated assets, selected regions, and editing requests when you use AI or image-processing features.
- Device and app diagnostics, logs, crash information, and usage events needed to keep the service reliable and improve product quality.
- Support messages, contact details, attachments, and related context when you contact us for help.
3. How We Use Data
We use data to:
- Provide app functionality and user-requested features.
- Process AI generation, image editing, background removal, and related requests.
- Validate purchases and maintain consumable credit balances.
- Prevent abuse, fraud, misuse, and service disruption.
- Provide customer support and respond to privacy requests.
- Improve app quality, reliability, performance, and user experience.
4. AI Providers and Processing Infrastructure
Some AI and image-processing requests may be handled by A4 Tech infrastructure or trusted third-party service providers. We use these providers only as needed to deliver the feature you request, such as generating an asset, editing a selected image area, expanding a canvas, or removing a background.
5. App Store Purchases
App Store purchases are processed by Apple. A4 Tech receives transaction, receipt, and validation information needed to confirm purchases, deliver consumable credits, investigate delivery issues, and maintain accurate credit balances.
6. Data Sharing
We do not sell personal data. We may share data only in the following situations:
- With service providers that help us operate, host, secure, analyze, or support the services.
- With platform providers such as Apple or Google when needed for sign-in, purchases, receipts, or app platform requirements.
- When required for legal, security, compliance, fraud prevention, or safety reasons.
- When you direct us to share information or use a feature that requires external processing.
7. Retention
We keep data only as long as needed for service operation, legal, security, accounting, support, and product reliability purposes. Images, prompts, masks, generated assets, and editing requests may be retained temporarily for processing, reliability, debugging, security, and abuse prevention.
8. Your Rights and Choices
You may contact us to request access, correction, deletion, or assistance with your data. Some requests may require verification and may be limited by legal, security, fraud prevention, accounting, or technical requirements.
To make a request, email developer@a4tech.ai.
9. Children
A4 Tech services are not directed to children under 13. If you believe a child has provided personal information to us, contact us so we can review and take appropriate action.
10. International Processing
A4 Tech is based in Brazil, and our services and providers may process data in Brazil, the United States, and other countries where our infrastructure or service providers operate.
11. Changes to This Policy
We may update this policy as our apps, services, providers, or legal requirements change. When we update it, we will post the new version on this page and change the effective date.
12. Contact
A4 Tech Ltda operates these services from Curitiba, Parana, Brazil. For privacy, legal, or support requests, contact developer@a4tech.ai.